Yang, Dejun, Yajun Zhang, and Xiuqin Chen. “Effect of Coal Mining on Soil Nitrogen Distribution in Semi-Arid Mining Area of Western China”. Journal of Environmental Engineering and Landscape Management 27, no. 3 (September 3, 2019): 163-173. Accessed December 23, 2024. https://jeelm.vgtu.lt/index.php/JEELM/article/view/10795.